Metadata structure
To have better understanding metapro protocol flow 🛠️
How to read all data about Token ?
To get access to data about token You need to follow these steps:
Enter BSC Scan
In BNB Smart Chain Explorer find MetaproMetaAsset Contract
0xa293D68684Be29540838Dc8A0222De0c43c6b5B4Click on Contract and Read Contract
View of contract on BSC Scan In this tab we have all methods which we can read from MetaproMetaAsset Contract
Last method calls "uri" which get data about token.
Method called "uri" where you can insert TokenId Copy link from response and paste it on new browser tab
Example of JSON response with all data about token
⚠️ Hint : If you want to have parsed data like on picture above it needs JSON formatter extension installed on browser
How to read metadata ?
Follow steps on How to read all data about Token ?
Metadata response
Example response of token
You can get detailed informations with description of each key type here : NFT Properties scheme 📒
NFT Properties scheme 📒
asset_category
string
true
NFT category
asset_category_ids
integerArray
false
List of ids from database
asset_subcategories
stringArray
false
NFT subcategories
asset_tags
stringArray
false
NFT tags
asset_tag_ids
integerArray
false
List of Ids from database
asset_geometry
string (dictionary)
false
Polygonal Quads only
Polygonal Quads/ Tris
Polygonal Tris only
Polygonal Ngons
Polygonal, Subdivision
Nurbs
Unknown
null
asset_polygons
intiger
false
Number of polygons
asset_verticles
intiger
false
Number of verticles
asset_materials
boolean
false
If the files contain materials
asset_textures
boolean
false
If the files contain textures
asset_uv_mapped
boolean
false
If the files are uv mapped
asset_animated
boolean
false
If the files contain animations
asset_width
intiger
false
First input of resolution
asset_height
intiger
false
Second input of resolution
asset_layers
boolean
false
Yes/ No
asset_bpm
intiger
false
Given range
asset_sample_rate
string (dictionary)
false
44.1 kHz
48 kHz null
asset_bit_depth
intiger
false
Given range
asset_channels
string (dictionary)
false
Stereo
Mono
null
asset_duration
string
false
hh:mm:ss
asset_licence
string (dictionary)
true
Royalty Free (RF)
Rights Managed (RM)
Creative Commons (CC)
asset_restriction
string (dictionary)
true
Public meta asset
Restricted meta asset
asset_type
string [array]
true
an array with possible values:
3d meta asset
2d meta asset
sound meta asset
NFT Properties JSON ⚙️
{
"description":"Description of token",
"image":"Direct link to storage",
"extraFiles":[
"https://resource-link.com",
"https://resource-link2.com",
"https://resource-link3.com"
],
"minifiedImage":"Direct link to storage where image is with extension avif or webp",
"name":"Token Name",
"properties":{
"item_experiance":[
{
"key":"game_score",
"value":"xxxxxx",
"value_type":"xxxxxx"
}
],
"common":{
"standard":[
{
"key":"asset_licence",
"value":"Royalty Free (RF)",
"value_type":"string"
},
{
"key":"asset_restriction",
"value":"Public meta asset",
"value_type":"string"
},
{
"key":"asset_type",
"value":[
"2d meta asset",
"Sound meta asset"
],
"value_type":"string array"
},
{
"key":"asset_tags",
"value":[
"metaverse",
"abstract"
],
"value_type":"string array"
},
{
"key":"asset_tag_ids",
"value":[
12,
44
],
"value_type":"integer array"
},
{
"key":"asset_category",
"value":"Other",
"value_type":"string"
},
{
"key":"asset_subcategories",
"value":[
],
"value_type":"string array"
},
{
"key":"asset_category_ids",
"value":[
37
],
"value_type":"integer array"
}
],
"2d_spec":[
{
"key":"asset_width",
"value":474,
"value_type":"integer"
},
{
"key":"asset_height",
"value":238,
"value_type":"integer"
},
{
"key":"asset_layers",
"value":true,
"value_type":"boolean"
}
],
"3d_spec":[
{
"key":"asset_geometry",
"value":"Polygonal Quads/Tris",
"value_type":"string"
},
{
"key":"asset_polygons",
"value":47494,
"value_type":"integer"
},
{
"key":"asset_vertices",
"value":23854,
"value_type":"integer"
},
{
"key":"asset_materials",
"value":true,
"value_type":"boolean"
},
{
"key":"asset_textures",
"value":false,
"value_type":"boolean"
},
{
"key":"asset_uv_mapped",
"value":false,
"value_type":"boolean"
},
{
"key":"asset_animated",
"value":false,
"value_type":"boolean"
}
],
"sound spec":[
{
"key":"asset_bpm",
"value":50,
"value_type":"integer"
},
{
"key":"asset_sample_rate",
"value":"44.1 kHz",
"value_type":"string"
},
{
"key":"asset_bit_depth",
"value":16,
"value_type":"integer"
},
{
"key":"asset_channels",
"value":"Stereo",
"value_type":"string"
},
{
"key":"asset_duration",
"value":"01:00:15",
"value_type":"string"
},
{
"key":"asset_isrc_code",
"value":"AA6Q72000047",
"value_type":"string"
},
{
"key":"asset_isvc_code",
"value":"AA6Q72000047",
"value_type":"string"
}
]
}
}
}Last updated